Calculators

Estimates calorie needs and time required to reach a target weight based on BMI.

Estimates daily protein requirements based on weight, activity level, and goals.

Estimates the number of calories your body burns at rest to maintain basic functions.

Calculates the ratio of waist circumference to hip circumference, an indicator of abdominal fat and health risk.

Estimates the percentage of body weight that is fat, using the Navy method for men and women, and the YMCA formula for men.

Calculates the amount of sunscreen needed for a trip based on the number of people, days, and estimated sun exposure.

This calculator estimates the radiation dose received during an airplane flight. It considers flight duration and altitude.

Calculates desired heart rate ranges for exercise intensity based on maximum heart rate.

Estimates calories burned while shoveling snow based on weight and shoveling time.

Estimates potential minor calorie expenditure during a sauna session (primarily water loss).